gnome-control-center crashed with SIGABRT in g_assertion_message()

[Danial Behzadi]

Crashed on trying to open users section.

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-control-center 1:3.26.2-0ubuntu3
ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
Uname: Linux 4.13.0-32-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu Feb 15 15:02:50 2018
ExecutablePath: /usr/bin/gnome-control-center
InstallationDate: Installed on 2018-02-15 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180214)
ProcCmdline: gnome-control-center --overview
Signal: 6
SourcePackage: gnome-control-center
StacktraceTop:
 g_assertion_message () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_assertion_message_expr () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvideo4linux2.so
 gst_device_provider_start () from /usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
 gst_device_monitor_start () from /usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
Title: gnome-control-center crashed with SIGABRT in g_assertion_message()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 g_assertion_message (domain=domain@entry=0x0, file=file@entry=0x7f4470885a3f "gstv4l2deviceprovider.c", line=line@entry=425, func=func@entry=0x7f4470885da0 <__func__.25326> "gst_v4l2_device_provider_start", message=message@entry=0x5569ed006f30 "assertion failed: (self->context == NULL)") at ../../../../glib/gtestutils.c:2436
 g_assertion_message_expr (domain=domain@entry=0x0, file=file@entry=0x7f4470885a3f "gstv4l2deviceprovider.c", line=line@entry=425, func=func@entry=0x7f4470885da0 <__func__.25326> "gst_v4l2_device_provider_start", expr=expr@entry=0x7f4470885a29 "self->context == NULL") at ../../../../glib/gtestutils.c:2459
 gst_v4l2_device_provider_start (provider=0x5569ec86c0e0) at gstv4l2deviceprovider.c:425
 gst_device_provider_start (provider=provider@entry=0x5569ec86c0e0) at gstdeviceprovider.c:429
 gst_device_monitor_start (monitor=0x5569ed9ccab0) at gstdevicemonitor.c:506

[Sebastien Bacher (seb128)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. Please answer these questions:
* Is this reproducible?
* If so, what specific steps should we take to recreate this bug?

This will help us to find and resolve the problem.

[Launchpad Janitor (janitor)]

[Expired for gstreamer1.0 (Ubuntu) because there has been no activity for 60 days.]